Acer U5200 - Manual (Page 21)

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How to Optimize Image Size and Distance
Consult the table below to find the optimal image sizes achievable when the
projector is positioned at a desired distance from the screen.
• U5200/N210/PN-X10
If the projector is 50 cm from the screen, good image quality is possible for
image sizes around 138".
Note: Remind as below figure, the space of 284 cm height is
required when located at 50 cm distance.
Desired
Distance
(cm)
< A >
Screen Size
Diagonal
(inch)
< B >
W (cm) x H (cm)
From base to
top of image
(cm)
< C >
5 64 130 x 98 132
10 72 147 x 110 149
15 81 164 x 123 166
20 89 180 x 135 183
25 97 197 x 148 200
30 105 214 x 160 216
35 113 230 x 173 233
40 122 247 x 185 250
50 138 280 x 210 284
60 154 314 x 235 318
80 187 380 x 285 385
90 204 414 x 310 419
Zoom Ratio: 1.0 x
C
A
B
50 cm
Desired distance
Height:
284 cm
From
base to
top of
image
138"